Using Gauss- Jordan Method, find the inverse each matrix. Use another method of your choice to check the result. 1. A = 1 3 B = 1 2 5 2 2 1 2. A = 4 0 0 0 -2 0 w O O 3. A = OWN 4. A = 1 1 JUN 1 -1 1 3 5. A = 0 NNOH 0 N W